Update dependency less to v4.6.7 (#1531)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -42,7 +42,7 @@
     "file-loader": "6.2.0",
     "gh-pages": "6.3.0",
     "html-webpack-plugin": "5.6.7",
-    "less": "4.6.6",
+    "less": "4.6.7",
     "less-loader": "13.0.0",
     "node-sass": "9.0.0",
     "postcss-loader": "8.2.1",